The Campbell-based West Valley Clean Water Authority, along with several other local agencies, is hosting an Earth Day poster design challenge, open to all K-12 students in Santa Clara County.

Local students are asked to enter a poster and essay contest sponsored by the Jefferson Parish Department of Environmental Affairs that examines a certain type of pollution and some solutions to it.

Netflix has “polluted” its out-of-home posters for its latest series Toxic Town. Using Air Quality Index data from the AccuWeather Data Suite, digital posters for the series will reflect the air ...

Experts said the decision would sharply undercut the agency’s authority to protect millions of acres of wetlands under the Clean Water Act, leaving them subject to pollution without penalty. By Adam ...